Contents

• Contents
• Introduction
  • the theory of complex numbers
  • the programming language REC
  • the NeXTSTEP operating system
• Program appearance
  • text windows
  • browsers
  • the complex plane in its own window
  • the application menu
• The rectbl.h header and the REC code
  • REC header
  • REC/C data flow
  • REC/C operators and predicates
• RECView.h header listing
• RECView.m program listing
  • declarations
  • copying and printing Views
  • browser delegate methods
  • View methods
• Examples of calculations with complex arithmetic
  • representation by line images
  • representation by coloration
  • representation by stereoviews
  • recursive root trees
• Acknowledgements and disclaimer
• Bibliography